(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

http://imageshack.us/photo/my-images/855/10544781.png/

2. Relevant equations

a=[r''-r0'^2]er+[r0'' + 2r'0']e0 where 0 = theta

3. The attempt at a solution

stumped about it, i've tried setting the above to 0 then work out r which is 200 m but that's just cluelessly subbing values into the equation, any directions as to where to head? thanks!

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Angular Acceleration of Camera

**Physics Forums | Science Articles, Homework Help, Discussion**